Ask HN: Resources for Interview Preparation?

Here's two similar recent "Ask HN" posts:

"Ask HN: How can I prepare for a coding interview in a week?" (2 months ago, 170 points, 102 comments):

"Ask HN: How do I prepare for an interview for AMZ/GOOG/APL/FB?" (9 months ago, 113 points, 67 comments):

Thanks, those are great resources.

I am going to answer this question myself

Quora

Github

Leetcode is great, makes sense to subscribe

considering prepending the title with "Ask HN:"

We've added it.